/Engine/Source/Runtime/Landscape/Classes/LandscapeInfo.h
Moves Components to target level. CreatesALandscapeProxyif needed.
[ALandscapeProxy](API\Runtime\Landscape\ALandscapeProxy) * MoveComponentsToLevel ( const [TArray](API\Runtime\Core\Containers\TArray)< [ULandscapeComponent](API\Runtime\Landscape\ULandscapeComponent) * > & InComponents, [ULevel](API\Runtime\Engine\Engine\ULevel) * TargetLevel, [FName](API\Runtime\Core\UObject\FName) NewProxyName )